Thinking about giving HILO a spin? We tested it thoroughly so you know what to expect. Orbital Gaming are the software studio behind it, tuning the slot for medium low volatility, with a published RTP of 96.11%. It's finished with a clean, modern look and plays out on a 5-reel grid running 10 paylines. It first went live in 2022 and still earns its place today. If everything lines up, HILO can pay up to 5,000x your bet. Let's break down what works and what doesn't.
Written by Alex Crawford · Last updated: February 2026
HILO is a title from Orbital Gaming, wrapped in polished, characterful visuals. It runs on a 5-reel grid running 10 paylines with a medium low-variance maths model, and 96.11% RTP.
Thanks to its medium low variance, wins come often enough to suit casual, lower-risk play. Overall it's a well-rounded title that knows what it is.
The RTP of 96.11% is right around the industry average of ~96%. This represents a fair return that's in line with what most modern slots offer.
Medium-low volatility offers a good balance of regular wins with occasional larger payouts. Expect frequent hits with modest amounts, suitable for casual players who want low-risk entertainment.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
3.0 / 5 — Good
HILO by Orbital Gaming is a solid offering that delivers good entertainment value. The 96.11% RTP combined with medium low volatility creates a well-balanced gaming experience.